500 Pair of Radians Detour FP30 Disposable Wing Foam Earplugs. These uncorded unwrapped earplugs have a NRR (Noise Reduction Rating) of 32 and are also dielectric. Made from Polyurethane foam in an easy to adjust wing shaped design. PVC Free. Made In U.S.A.
Also See FPD-500 Dispenser